baber/WOPTO huggingface dataset:
Patent RU-2035453-C1 (RU)
Inventor: LINEV VLADIMIR A
IPC: C07D225/02
Filed: 1992-02-03
Granted: 1995-05-20
Abstract: FIELD: caprolactam manufacturing. SUBSTANCE: manufacturing is accomplished in a two-stage process including continuous mixing of cyclohexanoneoxime with oleum and a reaction solution of 57-64.3% by weight acidity. This first stage is carried out in several or at least two reaction vessels, operating in parallel with the residence time being 26-34 min at a temperature of at most 115 C. The streams issuing from the first-stage reactors are combined and delivered to the second-stage reactor where an additional portion of cyclohexanoneoxime is introduced with maintaining an acidity of at least 53.3% by weight, a temperature at most 120 C and a reaction mass residence time of 3.6-5.1 min. Reaction heat is withdrawn through circulating the reaction mass via a heat exchanger. The product is separated. EFFECT: simpler process, extended technological possibilities. 1 dwg, 1 tbl
Patent RU-2053918-C1 (RU)
Inventor: SIDORENKO VLADISLAV I
IPC: B63B7/08
Filed: 1992-02-10
Granted: 1996-02-10
Abstract: FIELD: watercraft. SUBSTANCE: inflatable sides are provided with flexible elastic bulwark located over their perimeter; bottom plating is articulated collapsible grate-type structure secured to collapsible keelson by means of transverse plates on side of soft bottom; keelson is extensible and its members are connected by means of hinges; collapsible plating is provided with side vertical uprights secured to it for inside rotation till they rest against this plating and locking in respective vertical planes where above-mentioned longitudinal beams are mounted in pairs; boats is provided with soft decks secured to longitudinal beams; vertical uprights are secured to rigid seats; height of inflatable sides is less than that of vertical uprights; inflatable sides are additionally secured to vertical uprights by means of detachable elastic sides. EFFECT: enhanced reliability. 6 dwg
Patent RU-2036890-C1 (RU)
Title: Method of cyclopentene synthesis
Inventor: FELDBLYUM VLADISLAV SHUNEVICH
IPC: C07C13/12
Filed: 1992-02-13
Granted: 1995-06-09
Abstract: FIELD: organic chemistry. SUBSTANCE: method of cyclopentene synthesis involves dicyclopentadiene depolymerization, distillation off of obtained cyclopentadiene from high-boiling impurities, hydrogenation of cyclopentadiene on the palladium-containing catalyst and isolation of prepared cyclopentene, and depolymerization is carried out in liquid phase at 160-165 C for 3-4 h, and simulateneously cyclopentadiene is distilled off from high-boiling impurities. Cyclopentadiene hydrogenation is carried out in liquid phase at 30-40 C, under pressure 0.3-0.4 MPa for 1-1.5 h of liquid flow at hydrogenation zone. Then prepared cyclopentene is isolated and purified by dimerization of nonreacted cyclopentadiene, distillation off of cyclopentene-containing fraction from dicyclopentadiene, contacting distilled off fraction with titanium tetrachloride or aluminium bromide with simultaneous rectification. Then prepared cyclopentene is contacted with triisobutyl-aluminium, and the end product is isolated by final rectification. Prepared cyclopentene has 99.5% basic substance (not less), 0.5% cyclopentene (not more), 0.0001% cyclopentadiene (not more), 0.0005% piperylenes (not more), 0.0005% isoprene (not more), 0.001% water (not more), and 0.0001% oxygen-containing impurities (not more). EFFECT: improved method of synthesis. 1 dwg, 2 tbl
Patent RU-2077921-C1 (RU)
Inventor: GULNOV EVGENIJ P
IPC: B01D27/00
Filed: 1992-02-11
Granted: 1997-04-27
Abstract: FIELD: cleaning of lubricants-and-coolants. SUBSTANCE: cartridge filter has housing with cover and bottom, filter elements mounted on cover, source of directional vibrations connected with cover, flexible member connecting the housing with cover and press filter connected to bottom. EFFECT: high degree of cleaning liquid. 1 dwg
Patent RU-2015124-C1 (RU)
Title: Slag-devitrified glass
Inventor: SHCHEPOCHKINA YULIYA A
IPC: C03C10/06
Filed: 1992-02-17
Granted: 1994-06-30
Abstract: FIELD: building materials. SUBSTANCE: slag-devitrified glass has, wt.-% : silicon oxide (54,0-55,0 БФ SiO 2 ) 54-55; aluminium oxide (8,3-9,0 БФ Al 2 O 3 ) 8.3-9.0; calcium oxide (CaO) 17.0-17.7; magnesium oxide (MgO) 1.0-2.1; ferric (III) oxide (10,2-11,0 БФ Fe 2 O 3 ) 10.2-11.0; chrome oxide (0,4-0,8 БФ Cr 2 O 3 ) 0.4-0.8; ferrous (II) oxide (FeO) 1-3, and potassium oxide (1,6-3,0 БФ K 2 O) 1.6-3.0. Properties of slag-devitrified glass: waterproof is 99.5-99.7%, softening point is 900-1000 C. Material is used for wall facing. EFFECT: enhanced quality of material. 1 tbl
Patent RU-2000756-C1 (RU)
Title: Моделировочный инструмент
Inventor: BELOV VLADIMIR A
IPC: A61C19/00
Filed: 1992-03-05
Granted: 1993-10-15
Abstract: Изобретение относитс  к медицине, а именно к  медицинской стоматологической технике, и может  быть использовано при проведении моделировоч-  ных работ. Сущность изобретени : устройство дл   моделировани  стоматологических оклюзионных  валиков содержит полый корпус 1, сменный рабочий  элемент 2. электронагреватель, который  вл етс  собственно самим рабочим элементом 2, фиксатор  3 рабочего элемента 2 с электродами 4 Устройство  также имеет высокочастотный преобразователь  5. который может быть выполнен в виде магнитного  мультивибратора с регулируемым выходным  напр жением, и высокочастотный трансформатор  6. вторична  обмотка 7 которого св зана с  электродами 4 фиксатора 3, а первична  обмотка 8  - с преобразователем 5. Рабочий элемент 2 выполнен  в виде U-образно изогнутого проводника,  свободные концы которого закреплены в фиксаторе  3 На боковые поверхности рабочего элемента  2 нанесено защитное покрытие 10 со свободной от  покрыти  поверхностью 11 изогнутого участка 1  ил
Patent RU-2039268-C1 (RU)
Title: Method for opencast mining of lumpy and sandy-argillaceous rocks
Inventor: SHARIN VLADIMIR V
IPC: E21C41/26
Filed: 1992-03-06
Granted: 1995-07-09
Abstract: FIELD: mining. SUBSTANCE: method for opencast mining of lumpy and sandy-argillaceous rocks includes formation of working bench with angle of inclination to horizon of 0 to 30 deg. mechanical loosening and bulldozing of rocks, their piling; loading by excavator into transportation facilities. Face in opencast mining is loosened with the help of rip bulldozer with blade raised to the height of its teeth and transferring of lumpy rock to bulldozer pile. Lumpy rock is transferred from bulldozer pile to excavator pile and loaded onto transportation facilities. Then, small-sized and sandy-argillaceous rock is bulldozed into pile with its subsequent transfer by excavator into vehicles. Prior to transfer of lumpy rock from one pile to the other and loading it to vehicles, the rock is dried with use of natural ventilation or mobile spraying-ventilation plant operating alternately in dry mode or with spraying, depending on weather, humidity and cleaning degree of handle lumpy rock. EFFECT: higher efficiency. 2 dwg
Patent RU-2073662-C1 (RU)
Inventor: POZHNIN ALEKSANDR P
IPC: C04B28/00
Filed: 1992-03-18
Granted: 1997-02-20
Abstract: Изобретение относится к области производства строительных материалов и предназначено для огнезащиты стальных, железобетонных и армоцементных конструкций в гражданском, промышленном и сельском строительстве. Цель изобретения - повышение атмосферостойкости покрытия, технологичности его изготовления и нанесения, а также снижение стоимости. Сырьевая смесь содержит, мас.%: 35 - 45 портландцемента, 5 - 10 комплексной добавки ННХК, 15 - 20 легкоплавкой глины, 3 - 5 вспученного вермикулита фракции менее 1,25 мм, 0,3 - 0,6 стекловолокна длиной меньше 10 мм, вермикулит необожженный - остальное. 2 табл.
Patent RU-2037321-C1 (RU)
Title: Method and device for extinguishing fire in gas, oil and gas-oil well gushers
Inventor: NAVOLOTSKIJ LEONID N
IPC: E21B35/00
Filed: 1992-03-24
Granted: 1995-06-19
Abstract: FIELD: fire control. SUBSTANCE: gas and liquid jet is brought into the region below the burning portion of a gusher and hold below the burning portion of a gusher until the flame separates. Then the jet is moved upwards along the gusher axis until the flame is brought from the zone of gusher directional action. Device has a self-propelled carriage with a platform and casing having motor, drive moving the motor, pipes and collectors to feed the fire-extinguishing liquid into exhaust gas jet. EFFECT: enhanced effectiveness in extinguishing fire. 2 cl, 7 dwg
Patent RU-2006167-C1 (RU)
Inventor: IVANUSHKIN VIKTOR A
IPC: H02P1/26
Filed: 1992-05-14
Granted: 1994-01-15
Abstract: FIELD: electrical engineering. SUBSTANCE: device for automatic starting of three-phase induction motor has auxiliary relay provided with first and second make contacts and coil one of whose leads is used for connection to third phase of power supply and its other lead is connected with other lead of time relay make contact, with one lead of first make contact of auxiliary relay whose second lead is connected to other lead of magnetic starter make interlocking contact, and one lead of second make contact of auxiliary relay whose second lead is connected to other lead of magnetic starter coil. EFFECT: improved reliability of device due to provision for monitoring supply voltage characteristics while motor is running. 3 dwg
Patent RU-2057536-C1 (RU)
Title: Method of hematogen preparing
Inventor: FIGURNOV VALENTIN A
IPC: A61K35/14
Filed: 1992-05-21
Granted: 1996-04-10
Abstract: FIELD: medicine. SUBSTANCE: method involves the preparing hematogen from animal blood (pig, horse) without addition of defibrinizing chemical reagents. Method involves the use of defibrinated blood clots of animals. EFFECT: improved method of hematogen production.
Patent RU-2041519-C1 (RU)
Title: Mechanism movable section latch
Inventor: VOCHKANOV GENNADIJ G
IPC: H01H51/10
Filed: 1992-03-27
Granted: 1995-08-09
Abstract: FIELD: electrical engineering. SUBSTANCE: latch has pawl coupled with latching shoulder on armature of electromagnet whose yoke is secured on mechanism part relative to which this yoke is latched. Pawl is made on yoke arranged so that armature mounted on movable section is free to travel in parallel to yoke surface at least near point of latching; working surface of at least one of mentioned pawl and shoulder is inclined towards armature initial position. Armature may be mounted on movable section by means of link made in the form of flexible wire length. Armature may be pinned on movable section. It may be elongated to length of additional stroke and has second shoulder for latching movable section in second position. EFFECT: improved design. 4 cl, 4 dwg
Patent RU-2098440-C1 (RU)
Title: Method of dye preparing for histological aims
Inventor: MOMOT NADEZHDA V
IPC: C09B61/00
Filed: 1992-07-02
Granted: 1997-12-10
Abstract: FIELD: histology. SUBSTANCE: method involves the use of nonedible seeds of moonseed fruits (Menispermum dauricum DC). Seeds were infused with 70% ethanol and 8-10 ml hydrochloric acid and 1-1.5 g sodium hydrocarbonate were added to 100 ml of the prepared solution of dark-cherry color. EFFECT: improved method of preparing.
Patent RU-2038310-C1 (RU)
Title: Method of producing rare-earth metals and yttrium fluorides
Inventor: IVANOV ALEKSANDR V
IPC: C01F17/265
Filed: 1992-08-04
Granted: 1995-06-27
Abstract: FIELD: rare-earth metals preparing. SUBSTANCE: oxalates, carbonates, hydroxides or active oxides of rare-earth metals were prepared by decomposition of oxalates or carbonates at temperature 600 C (not more) and hydrofluorinated with hydrogen fluoride at 380-550 C. EFFECT: improved method of fluorides producing. 6 cl
Patent RU-2024476-C1 (RU)
Inventor: IMYANITOV NAUM S
IPC: C07C29/145
Filed: 1992-08-10
Granted: 1994-12-15
Abstract: Использование: в качестве компонента водоэмульсионных красок, антиобледенительной добавки к жидким топливам. Сущность изобретения: продукт гексиленгликоль, БФ C 6 H 14 O 2  конверсия 70-96%, селективность 90-99,7%. Реагент 1: диацетоновый спирт. Условия реакции: гидрирование при давлении водорода 3,0-30 МПа в присутствии никелевого скелетного катализатора, модифицированного титаном, полученного из сплава состава, мас.%: Al 34,9-52,6; Ni 44,6-65,0; Ti 0,01-2,8, примеси остальное, лучше при 100-120°С при времени контакта реакционной смеси 1,5-4 ч. 2 з.п. ф-лы, 4 табл.
Patent RU-2055264-C1 (RU)
Title: Device for installation of lighting fixture
Inventor: MIKHALENKOV ALEKSANDR ANATOLEV
IPC: G03B27/56
Filed: 1992-08-11
Granted: 1996-02-27
Abstract: FIELD: light engineering. SUBSTANCE: device comprises post 1 disposed on base 2 arranged on the edge of mounting plate 3. Post and base are arranged with a provision for relative linear and angular movement. EFFECT: improved design. 6 dwg
Patent RU-2047847-C1 (RU)
Title: Gear for determination of present and integral discharge of loose material
Inventor: ISKRUK IGOR A
IPC: G01G11/00
Filed: 1992-05-28
Granted: 1995-11-10
Abstract: FIELD: measurement technology. SUBSTANCE: gear for determination of present and integral discharge of loose material has active power pickup 1, converter 2, unit 3 of adjustment to nominal productivity, unit 4 of calculation of present discharge, control unit 5 of idle run, integrator 6 of instantaneous discharge, unit 7 controlling counter of integral discharge, counter 8 of integral discharge, indicator 9 of integral discharge and synchronization unit. EFFECT: enhanced operational efficiency and reliability. 2 cl, 2 dwg
Patent RU-2051109-C1 (RU)
Inventor: SAKHAROV SERGEJ D
IPC: C02F101/32
Filed: 1992-02-24
Granted: 1995-12-27
Abstract: Изобретение относится к пищевой промышленности и может быть использовано в сыроделии для очистки рассолов. Очистка рассола производится непосредственно в солильном бассейне чередующимися через 3 7 мин друг за другом стадиями флотации и микрофлотации. На дно направляется струя рассола из трубопровода, перемещаемого вдоль бассейна. Давление в трубопроводе 1,5 2,0 атм, температура 8 12°С, активная кислотность 5,0 - 5,5 ед. pH. Продолжительность процесса 0,5 1,0 ч. Образующаяся на поверхности рассола пена удаляется известными средствами, например, деревянными щитками. 1 ил.
Patent RU-2039336-C1 (RU)
Title: Condensation heating apparatus
Inventor: TIMOSHENKO VIKTOR NIKOLAEVICH
IPC: F28D15/02
Filed: 1992-08-31
Granted: 1995-07-09
Abstract: FIELD: heating engineering. SUBSTANCE: heating member 2 is mounted inside tight tank 1 filled with a liquid. The heating member is provided with heat relay 11. Chamber 4 having resilient walls is in communication with tank 1. EFFECT: enhanced efficiency. 1 dwg
Patent DE-10014785-C1 (DE)
Title: Modular support device, for tools to hold work pieces, has tubular hollow profile support with bores formed in pairs and fixing screws guided into bore pairs to secure further items or supports
Inventor: RIEGER DIETER-HEINZ
IPC: B25J15/00
Filed: 2000-03-24
Granted: 2001-09-20
Abstract: The device (1) has at least one tubular hollow profile support (2-8), with bores (26) formed in pairs in its walls. Fixing screws (58,62) secure tools, work pieces, fixing elements or additional supports to the first support. Each fixing screw is guided into a pair of opposite bores in the support. Each fixing screw has two centering sections assigned to the bores in the mounted state, to position the screws at the supports.
Patent DE-10022097-C1 (DE)
Title: Rotary piston pump, especially for delivery of fluids containing solids, has exchangeable, detachably mounted strip installed on each acutely angled edge of each displacement vane
Inventor: STEVENS HANS-GERD
IPC: F04C2/12
Filed: 2000-05-08
Granted: 2001-09-27
Abstract: The rotary piston pump has two contra-rotating rotors each with displacement vanes (21). An exchangeable, detachably mounted strip (4) is installed on each acutely angled edge (34) of each displacement vane. The strips may be held in the vanes by a clamp fit or sliding fit.  The displacement vanes each have a detachably fitted outer section (3), and the edge strips are each located between the outer vane section and the rest of the displacement vane.
Patent DE-10044621-C1 (DE)
Title: Automobile passenger seat has incorporated restraint device for securing removable child's safety seat
Inventor: SCHOESSOW RONNY
IPC: B60N2/28
Filed: 2000-09-09
Granted: 2002-02-21
Abstract: The passenger seat has a restraint device (3), used for releasable fixing of a removable child's safety seat, incorporated within the seat padding at the junction between the seat squab (2) and the seat backrest (1). The restraint device is housed in a shaft (4) which fits into the seat padding and is concealed by a pivoted cover (10) when not in use, the shaft and the cover each made of plastics.
Patent DE-10154083-C1 (DE)
Title: Work bench for clamping workpiece or workpiece components has frame supported by feet attached to height-aligned mounting plates
Inventor: GROSMANN MICHAEL
IPC: B23K37/04
Filed: 2001-11-02
Granted: 2002-12-19
Abstract: The work bench has a frame (1) with at least 3 feet (2), at least 2 of which are joined by a transverse beam (4) provided with a number of fixing holes, used for supporting a number of carrier beams (5) in different positions, each carrier beam having fixing holes for securing the workpiece or workpiece component. Each foot has a base (30) secured to the floor of the room and a mounting plate to which the bottom end of the foot is attached, aligned in height with each of the other mounting plates.
Patent DE-10156535-C1 (DE)
Title: Leistungsschalter
Inventor: NOWAKOWSKI ANDRZEJ
IPC: H01H33/88
Filed: 2001-11-14
Granted: 2003-06-26
Abstract: Die Erfindung betrifft einen Leistungsschalter (100) mit einem in einer axialen Richtung bewegbaren Kontaktstück (105, 107) und mit einer bei einem Schaltfall sich in die axiale Richtung bewegenden Löschgasströmung, welche koaxial von einer Strömungslenkeinrichtung (1, 1a, b, c) umgeben ist, die in einer Mantelfläche zumindest eine Ausströmöffnung (10a, b, c, d, e, f, g, h, i, j, k, l; 12a, b, c, d, e, f) zur Umlenkung zumindest eines Teils der Löschgasströmung in eine Ausströmrichtung aufweist, wobei die Ausströmrichtung tangential im Wesentlichen quer zur axialen Richtung gerichtet ist.
Patent DE-19503036-C1 (DE)
Title: Differential amplifier with two inputs, each with two complementary inputs
Inventor: SCHRITTESSER GEROLD DIPL ING
IPC: H03F3/45
Filed: 1995-01-31
Granted: 1996-02-08
Abstract: The differential amplifier stages are parallel switched w.r.t. each other at the input and output ends. Each amplifier stage also has a source-coupled transistor pair supplied by a current source (VB). One transistor pair includes two depletion MOSFET transistors (M1, M2) and the other transistor pair includes two enhancement MOSFETs (M3, M4) of the same conductive type.  The two differential amplifier stages, with a combined load (M5, M6), form a current mirror circuit through their input branch (M5) and the output branch (M6). Emitter followers (ME1, ME2, MS3) are also included for parallel switching.
Patent DE-19525926-C1 (DE)
Title: Peristaltic pump for medical applications
Inventor: KOREJWO RICHARD DIPL ING
IPC: A61M3/02
Filed: 1995-07-04
Granted: 1996-11-14
Abstract: The pump has a feed hose (1) passed around a roller wheel (3), with measurement of the pressure and volume of the pumped flow, for controlling the feed characteristics of the pump via an evaluation and control device. A measuring housing (5) is inserted in the feed hose after the roller wheel, with a measuring jet (4) reducing the fluid flow cross-section and pressure sensors (6,7) on either side of the measuring jet, coupled to the evaluation and control device for determining the flow volume from the detected pressure difference.
Patent DE-19605598-C1 (DE)
Title: Substrate hold and release mechanism for vacuum chamber
Inventor: KEMPF STEFAN
IPC: C23C14/50
Filed: 1996-02-15
Granted: 1996-10-31
Abstract: An appts. (1) for gripping and holding substrates (2) in a vacuum chamber has one or more substrate holders (5) and one or more positionable grippers (3) which can be moved into a substrate-holding position, against the action of a set pressure or a spring (6), and into a substrate-release position, against the action of a pneumatically pressurisable membrane (7) and/or a cooperating adjuster (8). The novelty is that the membrane (7) is integrated in the vacuum chamber such that, in its operating position, it is exposed to atmospheric pressure (Pa) at one side and to the vacuum (Pv) at the other side and, in a second position, it is exposed to the vacuum (Pv) at both sides.
Patent DE-19617947-C1 (DE)
Title: Power supply circuit for motor minimising mains network reaction
Inventor: BAUER ALFRED
IPC: H02P7/29
Filed: 1996-05-04
Granted: 1997-07-03
Abstract: The circuit feeds the motor (1) from 230 V mains (2,3) via a rectifier (4) and controlled switch (e.g. insulated-gate bipolar transistor) (7), with power adjusted by a pulse-width-modulation controller (5) and set-point potentiometer (6).  The motor has a free-wheeling diode (10) in parallel with its armature and one stator winding (9). The other stator winding (8) fulfils the role of a smoothing choke in conjunction with a capacitor (11). In an alternative embodiment this winding is tapped and the capacitor and free-wheeling diode are connected together to the tap, so that only part of the winding is used for smoothing.
Patent DE-19629773-C1 (DE)
Title: Sound and video signal apparatus control system for various rooms of dwelling
Inventor: RUELBERG KLAUS DR
IPC: H04H60/93
Filed: 1996-07-23
Granted: 1997-10-16
Abstract: The system reproduces audio and/or video signals and controls the operation of the electronic equipment in the individual rooms, (2-4) from a central receiver (9) set up in one room (2).  There is a central unit (7) with a control arrangement, and a remote control transmitter (8) for radiating a modulated 2.4 GHz carrier signal.  In the other rooms, equipment such as a washing machine (18) and receivers (5,6) for the modulated carrier are connected via the mains (12,23-25) to the broadcast receiver.  Remote commands can also be received by an intercom (20) at the front door (19).
Patent DE-19650620-C1 (DE)
Title: Production of tannin-free extract of bearberry leaves
Inventor: FAERBER ULRICH
IPC: A61K36/00
Filed: 1996-12-06
Granted: 1998-01-29
Abstract: Production of tannin-free extract of bearberry leaves comprises treating the extract with an alkaline medium containing an alkaline earth compound (I), filtering off the precipitate, and working the filtrate in known ways. Preferably (I) is a calcium compound, preferably Ca(OH)2. (I) is used in stoichiometric amount, with respect to the tannin content. The reaction is carried out at pH 9-12, and the filtrate is treated with oxalic acid or a water-soluble oxalate salt (or their aqueous solutions).
Patent DE-19724294-C1 (DE)
Title: Movable tent for providing protection to surfaces exposed to the weather
Inventor: ROMAN THOMAS
IPC: E04H4/10
Filed: 1997-06-09
Granted: 1999-04-15
Abstract: A movable protective tent (1) for protecting surfaces exposed to the weather, e.g. rain, snow or sun, comprises a drive (5) with at least two wheels (6, 7, 8, 9). The wheel heights can be adjusted and swiveled, using a swivel-raising unit (12) on each wheel, to compensate for uneven surfaces. The tent material preferably consists of plastic, with an outer PVDF coating.